John bouis



UNITED STATES PATENT OFFICE.

JOHN BOUIS, OF BALTIMORE, MARYLAND.

APPARATUS FOR GENERATING STEAM FOR COOKING w.

Specification of Letters Patent No. 401, dated September 21, 1837.

To all whom it may concern Be it known that 1, JOHN BOUIS, of the city of Baltimore and State of Maryland, have invented a new and useful improvement in the useful arts, being an apparatus for generating steam for culinary operations, boiling water for bathing, washing clothes, and for other purposes; also, for heating air for warming apartments and for other uses, which is described as follows, reference being had to the annexed drawings of the same, making part of this specification.

Figure 1, a, represents a boiler made of such iron as steam boilers are generally made of, and in the form of a false back of a fire place, with a perpendicular division in the center, forming two separate boilers; one of which is calculated to produce steam, and constructed with a safety-valve on the top; also with a pipe 70, Fig. 3, to convey steam to the chamber 0, where several boilers are attached to it for the purpose of boiling by steam. There is from theprincipal steam pipe is, a branch pipe m, to convey the steam to the boiler Z), Fig. 2, in the wash house a, to boil the clothes. The other apartment of the boiler is so constructed as to supply the bath room Fig. 1, above it with hot water for the purpose of bathing and any other use for which hot water maybe wanted.

From the cistern marked 2', Fig. 2, there is a pipe leading down to within one inch of the bottom of the inside of the boiler a, Fig. 3, for the purpose of conveying cold water from the cistern above into the boiler a.

From the top of the said boiler there'is a pipe leading up to the top of the bath room for the purpose of conveying hot water as it is forced up by the weight of the cold water coming from the cistern above; which pipe also passes 0d the superabundant steam for the safety of the boiler.

Z), Fig. 1, represents a cast-iron hearth placed in the fire-place, the under part of which is hollow, and vdivided into several flues, one of which flues passes out of doors to convey the cold air through all the flues to travel under this hearth so that it may become heated, and is then conveyed by apipe 9, Fig. 3, in a perpendicular direction into the bath room by the valve h, Fig.2, for the purpose of keeping the rooinwarm in cold weather, and the water in the reservoir '7, from freezing.

f, Fig. 1,represents an ordinary smoke JOHN BOUIS.

Witnesses:

WM. P. ELLIOT, WM. BIsHor. 

